Finding the Fourth Proportional to 6,241,763,417.75, 9,362,644,945.69 and 2,879,339,559.19
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Solution
The fourth proportional to 6,241,763,417.75, 9,362,644,945.69 and 2,879,339,559.19 is: 4,319,009,255.32
Step by Step Solution
- Step 1: Write the proportion equation
6,241,763,417.75 : 9,362,644,945.69 = 2,879,339,559.19 : x - Step 2: Convert to fraction form
6,241,763,417.75/9,362,644,945.69 = 2,879,339,559.19/x - Step 3: Cross multiply
6,241,763,417.75x = 9,362,644,945.69 × 2,879,339,559.19 - Step 4: Simplify right side
6,241,763,417.75x = 26,958,233,970,775,527,424 - Step 5: Solve for x
x = 26,958,233,970,775,527,424/6,241,763,417.75 - Step 6: Final answer
x = 4,319,009,255.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.